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11 Dec 2019
How much work does an elevator motor do to lift a 1000 kg elevator a height of 100 m ? answer in J.
How much power must the motor supply to do this in 50 s at a constant speed?
How much work does an elevator motor do to lift a 1000 kg elevator a height of 100 m ? answer in J.
How much power must the motor supply to do this in 50 s at a constant speed?
SumantLv10
11 Jan 2021
